This asymmetrical monotube damper kit with FST dampers fits the Harley-Davidson Electra Glide Revival 114, Electra Glide Highway King 114, and various Road King models. The FST Monotube Fork Kit Standard replaces all internal fork components. Spring rate and damping are pre-set.

Fitment

Select your make, then check the exact model and year.

Harley-Davidson

Model	Years
FLH 1868 ABS	2021
FLHFB 1868 ABS	2023
FLHR 1750	2019
FLHR 1750 ABS	2017-2022
FLHR 1750	2017-2018
FLHRC 1750 ABS	2017-2019
FLHRXS 1750 ABS	2017-2018
FLHRXS 1868 ABS	2019-2025
FLHT 1750 ABS	2019-2022
FLHTCU 1750 ABS	2017-2019
FLHTK 1750 ABS	2017-2018
FLHTK 1868 ABS	2019-2024
FLHTKL 1750 ABS	2017-2018
FLHTKL 1868 ABS	2019
FLHTKSE 1868 ABS	2017
FLHTKSE 1923 ABS	2018-2021
FLHX 1750	2019
FLHX 1750 ABS	2017-2023
FLHX 1750	2017-2018
FLHX 1923 ABS	2024-2025
FLHXS 1750 ABS	2017-2018
FLHXS 1868 ABS	2019-2023
FLHXSE 1868 ABS	2017
FLHXSE 1923 ABS	2018-2022
FLHXSE 1977 ABS	2023-2024
FLHXST 1923 ABS	2022-2023
FLHXU 1977 ABS	2025
FLTRK 1868 ABS	2020-2024
FLTRKSE 1923 ABS	2022-2023
FLTRU 1750 ABS	2017-2018
FLTRU 1868 ABS	2019
FLTRX 1750	2019
FLTRX 1750 ABS	2017-2023
FLTRX 1750	2017-2018
FLTRX 1923 ABS	2025
FLTRXS 1750 ABS	2017-2018
FLTRXS 1868 ABS	2019-2023
FLTRXSE 1923 ABS	2018-2020, 2022
FLTRXSE 1977 ABS	2023-2024
FLTRXST 1923 ABS	2022-2023
FLTRXSTSE 1977 ABS	2024

Specification

Type	Fork cartridge kit
Line	Monotube
Weight	4.374 kg
Manufacturer part number	31-4006
Brand	Progressive Suspension

Progressive Suspension

Progressive Suspension FST Monotube Fork Kit Standard 31-4006 for Harley-Davidson Touring 2017–2025